641637120

素因数分解:

$2^8\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{9829}}^1$

素因数の和:9870

約数の個数: 144

約数和(自身を含む): 2169992160

約数和(自身を除く): 1528355040

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 17, 20, 24, 30, 32, 34, 40, 48, 51, 60, 64, 68, 80, 85, 96, 102, 120, 128, 136, 160, 170, 192, 204, 240, 255, 256, 272, 320, 340, 384, 408, 480, 510, 544, 640, 680, 768, 816, 960, 1020, 1088, 1280, 1360, 1632, 1920, 2040, 2176, 2720, 3264, 3840, 4080, 4352, 5440, 6528, 8160, 9829, 10880, 13056, 16320, 19658, 21760, 29487, 32640, 39316, 49145, 58974, 65280, 78632, 98290, 117948, 147435, 157264, 167093, 196580, 235896, 294870, 314528, 334186, 393160, 471792, 501279, 589740, 629056, 668372, 786320, 835465, 943584, 1002558, 1179480, 1258112, 1336744, 1572640, 1670930, 1887168, 2005116, 2358960, 2506395, 2516224, 2673488, 3145280, 3341860, 3774336, 4010232, 4717920, 5012790, 5346976, 6290560, 6683720, 7548672, 8020464, 9435840, 10025580, 10693952, 12581120, 13367440, 16040928, 18871680, 20051160, 21387904, 26734880, 32081856, 37743360, 40102320, 42775808, 53469760, 64163712, 80204640, 106939520, 128327424, 160409280, 213879040, 320818560, 641637120]

約数ペア:

[(1, 641637120), (2, 320818560), (3, 213879040), (4, 160409280), (5, 128327424), (6, 106939520), (8, 80204640), (10, 64163712), (12, 53469760), (15, 42775808), (16, 40102320), (17, 37743360), (20, 32081856), (24, 26734880), (30, 21387904), (32, 20051160), (34, 18871680), (40, 16040928), (48, 13367440), (51, 12581120), (60, 10693952), (64, 10025580), (68, 9435840), (80, 8020464), (85, 7548672), (96, 6683720), (102, 6290560), (120, 5346976), (128, 5012790), (136, 4717920), (160, 4010232), (170, 3774336), (192, 3341860), (204, 3145280), (240, 2673488), (255, 2516224), (256, 2506395), (272, 2358960), (320, 2005116), (340, 1887168), (384, 1670930), (408, 1572640), (480, 1336744), (510, 1258112), (544, 1179480), (640, 1002558), (680, 943584), (768, 835465), (816, 786320), (960, 668372), (1020, 629056), (1088, 589740), (1280, 501279), (1360, 471792), (1632, 393160), (1920, 334186), (2040, 314528), (2176, 294870), (2720, 235896), (3264, 196580), (3840, 167093), (4080, 157264), (4352, 147435), (5440, 117948), (6528, 98290), (8160, 78632), (9829, 65280), (10880, 58974), (13056, 49145), (16320, 39316), (19658, 32640), (21760, 29487)]